<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page,index) of pages" :key="index">
                <div class="icon" v-for="item of page" :key="item.id">
                    <div class="icon-img">
                        <img :src="item.imgUrl">
                    </div>
                    <p>{{item.desc}}</p>
                </div>
            </swiper-slide>
            <div class="swiper-pagination" slot="pagination"></div>
        </swiper>
    </div>
</template>

<script>
export default {
  name: 'Home-icons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: 0
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
@import '~s/varibles.styl'
@import '~s/mixins.styl'
  .icons
      width: 100%
      height: 0
      overflow: hidden
      padding-bottom: 50%
      margin-top: .1rem
      .icon
        float left
        position: relative
        width: 25%
        padding-bottom: 25%
        overflow: hidden
        height: 0
        .icon-img
            position absolute
            top 0
            left 0
            right 0
            bottom .44rem
            text-align center
            padding .18rem
            box-sizing border-box
            img
                height: 100%
        p
            position absolute
            left 0
            right 0
            bottom .1rem
            height: .44rem
            line-height .44rem
            text-align center
            color $darkTextColor
            ellipsis()
</style>
